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To preserve, enhance, and restore the quality of California’s water resources and drinking water for the protection of the environment, public health, and all beneficial uses, and to ensure proper water resource allocation and efficient use, for the benefit of present and future generations

California State Water Resources Control Board

The California Water Boards’ Water Data Center is proud to present the CA
Water Quality Status Report. This report is an annual data-driven snapshot
of the Water Board's water quality and environmental data. This inaugural
version of the report...